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perf(files_sharing): Move events to listener classes and registration…
… instead of boot Signed-off-by: Julius Härtl <jus@bitgrid.net>
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65 changes: 65 additions & 0 deletions
65
apps/files_sharing/lib/Listener/BeforeDirectFileDownloadListener.php
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,65 @@ | ||
<?php | ||
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declare(strict_types=1); | ||
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/** | ||
* @copyright Copyright (c) 2019, Roeland Jago Douma <roeland@famdouma.nl> | ||
* | ||
* @author John Molakvoæ <skjnldsv@protonmail.com> | ||
* | ||
* @license GNU AGPL version 3 or any later version | ||
* | ||
* This program is free software: you can redistribute it and/or modify | ||
* it under the terms of the GNU Affero General Public License as | ||
* published by the Free Software Foundation, either version 3 of the | ||
* License, or (at your option) any later version. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU Affero General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU Affero General Public License | ||
* along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
* | ||
*/ | ||
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namespace OCA\Files_Sharing\Listener; | ||
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use OCA\Files_Sharing\ViewOnly; | ||
use OCP\EventDispatcher\Event; | ||
use OCP\EventDispatcher\IEventListener; | ||
use OCP\Files\Events\BeforeDirectFileDownloadEvent; | ||
use OCP\Files\IRootFolder; | ||
use OCP\IUserSession; | ||
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/** | ||
* @template-implements IEventListener<BeforeDirectFileDownloadEvent|Event> | ||
*/ | ||
class BeforeDirectFileDownloadListener implements IEventListener { | ||
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public function __construct( | ||
private IUserSession $userSession, | ||
private IRootFolder $rootFolder, | ||
) { | ||
} | ||
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public function handle(Event $event): void { | ||
if (!($event instanceof BeforeDirectFileDownloadEvent)) { | ||
return; | ||
} | ||
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$pathsToCheck = [$event->getPath()]; | ||
// Check only for user/group shares. Don't restrict e.g. share links | ||
$user = $this->userSession->getUser(); | ||
if ($user) { | ||
$viewOnlyHandler = new ViewOnly( | ||
$this->rootFolder->getUserFolder($user->getUID()) | ||
); | ||
if (!$viewOnlyHandler->check($pathsToCheck)) { | ||
$event->setSuccessful(false); | ||
$event->setErrorMessage('Access to this resource or one of its sub-items has been denied.'); | ||
} | ||
} | ||
} | ||
} |
76 changes: 76 additions & 0 deletions
76
apps/files_sharing/lib/Listener/BeforeZipCreatedListener.php
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<?php | ||
|
||
declare(strict_types=1); | ||
|
||
/** | ||
* @copyright Copyright (c) 2019, Roeland Jago Douma <roeland@famdouma.nl> | ||
* | ||
* @author John Molakvoæ <skjnldsv@protonmail.com> | ||
* | ||
* @license GNU AGPL version 3 or any later version | ||
* | ||
* This program is free software: you can redistribute it and/or modify | ||
* it under the terms of the GNU Affero General Public License as | ||
* published by the Free Software Foundation, either version 3 of the | ||
* License, or (at your option) any later version. | ||
* | ||
* This program is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
* GNU Affero General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU Affero General Public License | ||
* along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
* | ||
*/ | ||
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namespace OCA\Files_Sharing\Listener; | ||
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use OCA\Files_Sharing\ViewOnly; | ||
use OCP\EventDispatcher\Event; | ||
use OCP\EventDispatcher\IEventListener; | ||
use OCP\Files\Events\BeforeZipCreatedEvent; | ||
use OCP\Files\IRootFolder; | ||
use OCP\IUserSession; | ||
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/** | ||
* @template-implements IEventListener<BeforeZipCreatedEvent|Event> | ||
*/ | ||
class BeforeZipCreatedListener implements IEventListener { | ||
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public function __construct( | ||
private IUserSession $userSession, | ||
private IRootFolder $rootFolder, | ||
) { | ||
} | ||
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public function handle(Event $event): void { | ||
if (!($event instanceof BeforeZipCreatedEvent)) { | ||
return; | ||
} | ||
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$dir = $event->getDirectory(); | ||
$files = $event->getFiles(); | ||
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$pathsToCheck = []; | ||
foreach ($files as $file) { | ||
$pathsToCheck[] = $dir . '/' . $file; | ||
} | ||
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// Check only for user/group shares. Don't restrict e.g. share links | ||
$user = $this->userSession->getUser(); | ||
if ($user) { | ||
$viewOnlyHandler = new ViewOnly( | ||
$this->rootFolder->getUserFolder($user->getUID()) | ||
); | ||
if (!$viewOnlyHandler->check($pathsToCheck)) { | ||
$event->setErrorMessage('Access to this resource or one of its sub-items has been denied.'); | ||
$event->setSuccessful(false); | ||
} else { | ||
$event->setSuccessful(true); | ||
} | ||
} else { | ||
$event->setSuccessful(true); | ||
} | ||
} | ||
} |